1044412043111 has 4 divisors (see below), whose sum is σ = 1057632448800. Its totient is φ = 1031191637424.

The previous prime is 1044412043071. The next prime is 1044412043137. The reversal of 1044412043111 is 1113402144401.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1044412043111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1044412013111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6610202726 + ... + 6610202883.

It is an arithmetic number, because the mean of its divisors is an integer number (264408112200).

Almost surely, 2^{1044412043111} is an apocalyptic number.

1044412043111 is a deficient number, since it is larger than the sum of its proper divisors (13220405689).

1044412043111 is an equidigital number, since it uses as much as digits as its factorization.

1044412043111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13220405688.

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 1044412043111 its reverse (1113402144401), we get a palindrome (2157814187512).

The spelling of 1044412043111 in words is "one trillion, forty-four billion, four hundred twelve million, forty-three thousand, one hundred eleven".